extends CharacterBody2D

const SPEED = 800.0
const JUMP_VELOCITY = -300.0

func _physics_process(delta: float) -> void:
	
	# Add the gravity.
	if not is_on_floor():
		velocity += get_gravity() * delta

	# Handle jump.
	if Input.is_action_just_pressed("ui_accept") and is_on_floor():
		velocity.y = JUMP_VELOCITY

	# Get the input direction and handle the movement/deceleration.
	# As good practice, you should replace UI actions with custom gameplay actions.
	var direction := Input.get_axis("zuo", "you")
	if direction:
		velocity.x = direction * SPEED
		# 根据移动方向翻转角色
		if direction > 0:
			$AnimatedSprite2D.flip_h=false  # 向右移动，不翻转
		elif direction < 0:
			$AnimatedSprite2D.flip_h = true   # 向左移动，翻转
	else:
		velocity.x = move_toward(velocity.x, 0, SPEED)

	move_and_slide()
	
